80796840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{2503}}^1$

素因数の和:2786

約数の個数: 64

約数和(自身を含む): 243388800

約数和(自身を除く): 162591960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 269, 538, 807, 1076, 1345, 1614, 2152, 2503, 2690, 3228, 4035, 5006, 5380, 6456, 7509, 8070, 10012, 10760, 12515, 15018, 16140, 20024, 25030, 30036, 32280, 37545, 50060, 60072, 75090, 100120, 150180, 300360, 673307, 1346614, 2019921, 2693228, 3366535, 4039842, 5386456, 6733070, 8079684, 10099605, 13466140, 16159368, 20199210, 26932280, 40398420, 80796840]

約数ペア:

[(1, 80796840), (2, 40398420), (3, 26932280), (4, 20199210), (5, 16159368), (6, 13466140), (8, 10099605), (10, 8079684), (12, 6733070), (15, 5386456), (20, 4039842), (24, 3366535), (30, 2693228), (40, 2019921), (60, 1346614), (120, 673307), (269, 300360), (538, 150180), (807, 100120), (1076, 75090), (1345, 60072), (1614, 50060), (2152, 37545), (2503, 32280), (2690, 30036), (3228, 25030), (4035, 20024), (5006, 16140), (5380, 15018), (6456, 12515), (7509, 10760), (8070, 10012)]